951 di & low compression

hello all this i my first time working on a pwc but i have plenty of mechanical experience. i have a 2000 RX-DI milinnum edition with the 951. the craft has been sitting for years (since 07) the motor has low compression according to another mechanic, thats why it was stored. so now i have the...

OK, I have a 2004 Sportster with the 951 DI engine. With all the reading on here, the biggest thing I get is to always check your compression to get the state of your engine. From what I read, anything under 135 psi, is not good. So out of curiosity I decided to check my compression. I ran the...